In Re Germantown Trust Co.

This is an appeal from a decision of the Board of Appeals of the United States Patent Office affirming a decision of the Examiner refusing to allow claims .1 to 9, inclusive, of an application for patent upon alleged improvements in fuel gauges of the type used for indicating the quantity of fuel in the tank of a motor vehicle, the indicating instrument being remote from tho tank.

All are combination claims. We quote 1 and 9 :

“I. In a fuel gauge for automobiles, the combination of a pressure-responsive part adapted to bo attached to the fuel tank, said part having a diaphragm positioned to be…